Home / 2,790,355.24-4,183,403.95-1,272,977.01

Finding the Fourth Proportional to 2,790,355.24, 4,183,403.95 and 1,272,977.01

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Solution

The fourth proportional to 2,790,355.24, 4,183,403.95 and 1,272,977.01 is: 1,908,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,355.24 : 4,183,403.95 = 1,272,977.01 : x
  2. Step 2: Convert to fraction form
    2,790,355.24/4,183,403.95 = 1,272,977.01/x
  3. Step 3: Cross multiply
    2,790,355.24x = 4,183,403.95 × 1,272,977.01
  4. Step 4: Simplify right side
    2,790,355.24x = 5,325,377,051,893.19
  5. Step 5: Solve for x
    x = 5,325,377,051,893.19/2,790,355.24
  6. Step 6: Final answer
    x = 1,908,494.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.